Caliber

16" AR-15 Upper - 300 Blackout, Parkerized Barrel, 1:8 Twist, 12" M-LOK Rail

16" AR-15 Upper - Stainless .223/5.56 M4 Contour Barrel, 1:8 Twist, 12" M-LOK Rail

18" AR-308 Upper - Stainless SOCOM Barrel, 1:10 Twist, 15" M-LOK Rail

18" AR-308 Upper - Parkerized SOCOM Barrel, 1:10 Twist, 15" M-LOK Rail

16" AR-15 Upper - Parkerized M4 Contour Barrel, 1:8 Twist, M4 Carbine Handguard

16" AR-15 Upper - Stainless M4 Contour Barrel, 1:8 Twist, M4 Carbine Handguard